html,body,ul,li,ol,dl,dt,dd,p,h1,h2,h3,h4,h5,h6,form,fieldset,legend {
    margin:0;
    padding:0;
    list-style:none;
}
a {
    color:#fff;
    font-family:"Microsoft YaHei";
}
div.Firstmenu>ul {
    display:-webkit-flex;
    display:-moz-flex;
    display:-ms-flex;
    display:-o-flex;
    display:flex;
}
div.Firstmenu>ul>li>ol {
    width:100px;
    height:30px;
    line-height:25px;
    text-align:center;
    cursor:pointer;
}
div li ol li:hover {
    background:#0a88ff;
}
.subnav {
    width:100%;
    perspective:400px;
    perspective-origin:top;
    max-height:0;
}
.subnav li {
    background:linear-gradient(#296eb3,#296eb3,#296eb3,#296eb3,#296eb3,#296eb3,#fff);                                            /*设置下拉框颜色渐变*/
    opacity:0;
    transform:rotateY(90deg);
    transition:opacity 0.4s,transform 0.5s;
}
div.Firstmenu>ul>li:hover .subnav li {
    opacity:1;
    transform:none;
}

.titleImg {
    position: relative;
    top: 13px;
    display: inline-block;
}
.titleSpan {
    position: relative;
    top: 15px;
    font-family: 微软雅黑;
    font-size: 14px;
    color: #fff;
}
div.Firstmenu>ul>li>div {
    height:50px;
    text-align:center;
    cursor:pointer;
}

